Customizing the FTP service

In this recipe, you will learn how to customize your vsftpd installation. vsftpd has a lot of configuration parameters, and here we will show how to create a custom welcome banner, change the server's default-time out, limit user connections, and ban users from the service.

Getting ready

To complete this recipe, you will require a working installation of the CentOS 7 operating system with root privileges and a console-based text editor of your choice. It is expected that your server will be using a static IP address and that vsftpd is already installed with a chroot jail and is currently running.

How to do it...

1. To begin with, log in as root and open the main vsftpd configuration file:

   vi /etc/vsftpd/vsftpd.conf
   

2. First provide an alternative welcome message, uncomment the following line, and alter the message as required. For example, you could use this:

   ftpd_banner=Welcome to my new FTP server
   

3. To change the default FTP time-outs, uncomment these lines and substitute...